HPE P38995-B21 – 800W Flex Slot Platinum Hot Plug Power Supply Kit

HPE P38995-B21 – 800W Flex Slot Platinum Hot Plug Power Supply Kit

Overview

The HPE P38995-B21 is an 800W Flex Slot Platinum hot-plug power supply kit designed for HPE ProLiant and Apollo enterprise server platforms. It provides efficient and redundant power delivery for data center environments requiring reliable server uptime and scalable infrastructure support.

The unit delivers up to 94% power efficiency with 80 PLUS Platinum certification, helping reduce power consumption and thermal generation in high-density server deployments. Its Flex Slot architecture also reduces physical footprint and improves airflow inside supported server chassis.

This power supply supports hot-plug installation, allowing replacement without interrupting server operation. It is commonly deployed in virtualization clusters, enterprise applications, software-defined infrastructure, and cloud computing environments.

The module integrates into HPE Gen10, Gen10 Plus, and selected Gen11 server ecosystems using compatible Flex Slot power supply architecture and redundant server power configurations.

Typical Deployment Scenarios

Used in HPE ProLiant DL325, DL360, DL380, DL385, DL560, ML350, and Apollo server environments requiring redundant hot-plug power supplies. Common in enterprise virtualization infrastructure, database servers, and high-availability data centers where efficient power delivery and uptime are critical.

Technical Specifications

Compatibility / Ecosystem

Compatible with HPE ProLiant Gen10, Gen10 Plus, and selected Gen11 servers supporting Flex Slot power supply architecture. Also supported in selected HPE Apollo systems and enterprise server environments using redundant hot-plug power configurations.